Cover for a casserole



FIG. 1 is a perspective view of a cover for a casserole showing my _new design._

FIG. 2 is a top plan view thereof. _

FIG. 3 is a cross-sectional view _thereof taken substantially along line 3--3 of FIG. 2.

FIG. 4 is a bottom view thereof.

FIG. 5 is a side elevational view thereof. 

The ornamental design for a cover for a casserole, as shown. 